When will Rollercoaster Tycoon World be available on Mac?

A lot of people are waiting for RollerCoaster Tycoon World for the Mac to release. We only know the release date for the PC version but we will get more information about the release date for the Mac in the near future. At this time only the PC version is available for pre-order. This was the quote on the RollerCoaster Tycoon Steam Blog:

Lastly, some good news for you Mac users out there – RCTW WILL BE AVAILABLE FOR MAC! We don’t have a set release date yet for our Mac edition, but we’ll update you all as soon as we have more information.

There is no news if they will release more than one edition for the Mac but we can only hope. The editions that are releasing on pc are;